201886490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{3797}}^1$

素因数の和:4226

約数の個数: 32

約数和(自身を含む): 392409360

約数和(自身を除く): 190522870

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 409, 818, 2045, 3797, 4090, 5317, 7594, 10634, 18985, 26585, 37970, 49361, 53170, 98722, 246805, 493610, 1552973, 3105946, 7764865, 15529730, 20188649, 40377298, 100943245, 201886490]

約数ペア:

[(1, 201886490), (2, 100943245), (5, 40377298), (10, 20188649), (13, 15529730), (26, 7764865), (65, 3105946), (130, 1552973), (409, 493610), (818, 246805), (2045, 98722), (3797, 53170), (4090, 49361), (5317, 37970), (7594, 26585), (10634, 18985)]